REF: Move Loc-only methods to Loc (#31589)
REF: Move Loc-only methods to Loc (#31589)

* REF: Move Loc-only methods to Loc

* rebase fixup

* merge fixup

TomAugspurger/pandas,jreback/pandas,pandas-dev/pandas,gfyoung/pandas,pandas-dev/pandas,gfyoung/pandas,rs2/pandas,TomAugspurger/pandas,dsm054/pandas,pandas-dev/pandas,TomAugspurger/pandas,rs2/pandas,datapythonista/pandas,rs2/pandas,jorisvandenbossche/pandas,jreback/pandas,dsm054/pandas,datapythonista/pandas,datapythonista/pandas,jreback/pandas,dsm054/pandas,jorisvandenbossche/pandas,datapythonista/pandas,jorisvandenbossche/pandas,gfyoung/pandas,gfyoung/pandas,jorisvandenbossche/pandas,jreback/pandas,TomAugspurger/pandas,dsm054/pandas,pandas-dev/pandas,jreback/pandas,gfyoung/pandas,rs2/pandas,dsm054/pandas